http://www.google.com/search?client=firefox-a&rls=org.mozilla%3Aen-US%3Aofficial&channel=s&hl=en&q=python+element+tree&btnG=Google+Search
python element tree - Google Search
http://effbot.org/zone/element-index.htm
ElementTreeOverview
http://effbot.org/zone/element.htm#searching-for-subelements
Elements and ElementTrees
http://effbot.org/zone/element-xpath.htm
XPath Support inElementTree
http://www.w3.org/TR/xpath
XML Path Language (XPath)
http://www.google.com/search?q=python+hierarchical&ie=utf-8&oe=utf-8&aq=t&rls=org.mozilla:en-US:official&client=firefox-a
python hierarchical - Google Search
http://www.pytables.org/moin
PyTables - Hierarchical Datasets in Python
http://www.ibm.com/developerworks/library/x-matters28/
XML Matters: Process XML in Python with ElementTree
http://effbot.org/zone/element-iterparse.htm
The ElementTree iterparseFunction
http://effbot.org/zone/celementtree.htm
The cElementTreeModule
http://www.google.com/search?q=python+iterator&ie=utf-8&oe=utf-8&aq=t&rls=org.mozilla:en-US:official&client=firefox-a
python iterator - Google Search
http://docs.python.org/lib/typeiter.html
3.5 Iterator Types
http://developer.apple.com/documentation/Cocoa/Conceptual/PropertyLists/Articles/XMLPListsConcept.html
Property List Programming Guide for Cocoa: XML Property Lists
http://www.w3.org/TR/REC-xml-names/
Namespaces in XML 1.0 (Second Edition)
http://www.jclark.com/xml/xmlns.htm
XML Namespaces
http://www.webfaction.com/services/hosting
Shared hosting plans - WebFaction
http://www.rexx.com/~dkuhlman/python_101/python_101.html
Python 101 -- Introduction to Python